[dpdk-stable] [PATCH] net/mlx5: fix send for multi segment packet
Yuanhan Liu
yuanhan.liu at linux.intel.com
Wed Dec 21 10:58:36 CET 2016
On Wed, Dec 21, 2016 at 10:51:11AM +0200, shahafs wrote:
> Fixes: 2a66cf378954 ("net/mlx5: support inline send")
>
> CC: stable at dpdk.org
> Signed-off-by: shahafs <shahafs at mellanox.com>
I didn't see you cc dev at dpdk.org. Is it a patch only for stable branch
(v16.11 specifically)? And it will not apply to the current master?
--yliu
> ---
> drivers/net/mlx5/mlx5_rxtx.c | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/mlx5/mlx5_rxtx.c b/drivers/net/mlx5/mlx5_rxtx.c
> index b542e76..8b54651 100644
> --- a/drivers/net/mlx5/mlx5_rxtx.c
> +++ b/drivers/net/mlx5/mlx5_rxtx.c
> @@ -477,7 +477,7 @@
> assert(addr <= addr_end);
> }
> /*
> - * 2 DWORDs consumed by the WQE header + 1 DSEG +
> + * 2 DWORDs consumed by the WQE header + ETH segment +
> * the size of the inline part of the packet.
> */
> ds = 2 + MLX5_WQE_DS(pkt_inline_sz - 2);
> @@ -492,6 +492,10 @@
> } else if (!segs_n) {
> goto next_pkt;
> } else {
> + /* dseg will be advance as part of next_seg*/
> + dseg = (volatile rte_v128u32_t *)
> + ((uintptr_t)wqe +
> + ((ds-1) * MLX5_WQE_DWORD_SIZE));
> goto next_seg;
> }
> } else {
> --
> 1.8.3.1
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